North America Native Plant

Navajo Muhly

Botanical name: Muhlenbergia arsenei

USDA symbol: MUAR4

Life cycle: perennial

Habit: grass

Native status: Native to the lower 48 states  

Navajo Muhly: A Hidden Gem for Drought-Tolerant Gardens If you’re searching for a native grass that combines beauty with resilience, let me introduce you to Navajo muhly (Muhlenbergia arsenei). This understated perennial grass might not have the flashy reputation of some of its cousins, but it’s quietly earning recognition among ...

Navajo Muhly: A Hidden Gem for Drought-Tolerant Gardens

If you’re searching for a native grass that combines beauty with resilience, let me introduce you to Navajo muhly (Muhlenbergia arsenei). This understated perennial grass might not have the flashy reputation of some of its cousins, but it’s quietly earning recognition among gardeners who appreciate subtle elegance and water-wise landscaping.

What Makes Navajo Muhly Special?

Navajo muhly is a true southwestern native, calling California, Nevada, New Mexico, and Utah home. As a perennial grass, it returns year after year, forming attractive clumps with fine-textured foliage that creates a soft, fountain-like silhouette in the landscape. When the delicate seed heads emerge, they catch the light beautifully, adding movement and ethereal beauty to any garden setting.

This grass grows naturally in desert and semi-arid regions across the southwestern United States, making it perfectly adapted to challenging conditions that would stress many other plants.

Why Plant Navajo Muhly in Your Garden?

There are several compelling reasons to consider adding this native grass to your landscape:

  • Water-wise gardening: Once established, Navajo muhly is extremely drought-tolerant, making it perfect for xeriscaping and water-conscious gardening
  • Native plant benefits: As a true native, it supports local ecosystems and provides habitat for beneficial insects
  • Low maintenance: This grass requires minimal care once established, perfect for busy gardeners
  • Textural interest: The fine foliage adds beautiful contrast when paired with broader-leaved plants
  • Four-season appeal: The graceful seed heads provide winter interest even after the growing season ends

Where Does Navajo Muhly Shine in Landscape Design?

This versatile grass works beautifully in several garden settings:

  • Drought-tolerant gardens: Perfect as a backbone plant in water-wise landscapes
  • Native plant gardens: Provides authentic regional character
  • Rock gardens: Softens hard edges with its graceful form
  • Mass plantings: Creates stunning drifts when planted in groups
  • Accent plantings: Adds textural contrast alongside shrubs and perennials

Growing Navajo Muhly Successfully

The good news is that Navajo muhly is relatively easy to grow if you can provide the right conditions. Here’s what this grass needs to thrive:

Ideal Growing Conditions

  • Sunlight: Full sun is essential for best growth and flowering
  • Soil: Well-draining soil is crucial – sandy or rocky soils are perfect
  • Water: Drought-tolerant once established, but needs regular water the first year
  • Climate: Hardy in USDA zones 5-9, making it suitable for much of the country

Planting and Care Tips

Getting Navajo muhly established in your garden is straightforward with these guidelines:

  • Timing: Plant in spring after the last frost for best establishment
  • Spacing: Allow adequate room for the grass to form its natural clumping habit
  • First-year care: Water regularly during the establishment period, then gradually reduce watering
  • Annual maintenance: Cut back to ground level in late winter before new growth begins
  • Fertilizing: Generally unnecessary – this grass thrives in poor soils

Wildlife and Pollinator Benefits

While Navajo muhly isn’t a primary nectar source like flowering perennials, it still provides valuable benefits to wildlife. The grass offers nesting materials for birds and shelter for beneficial insects. The seed heads, if left standing, can provide food for birds through fall and winter.

Is Navajo Muhly Right for Your Garden?

Navajo muhly is an excellent choice if you’re looking for a low-maintenance, drought-tolerant native grass that adds subtle beauty to your landscape. It’s particularly well-suited for gardeners in the Southwest who want to embrace their regional flora, though it can adapt to other areas within its hardiness range.

However, if you’re gardening in consistently wet conditions or heavy clay soil, you might want to consider other options, as this grass really needs good drainage to thrive.

With its combination of native heritage, drought tolerance, and understated elegance, Navajo muhly deserves consideration for any water-wise garden. Give it the sun and drainage it craves, and you’ll be rewarded with a graceful, resilient grass that connects your landscape to the natural beauty of the American Southwest.

Navajo Muhly

Classification

Group

Monocot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Liliopsida - Monocotyledons

Subclass

Commelinidae

Order

Cyperales

Family

Poaceae Barnhart - Grass family

Genus

Muhlenbergia Schreb. - muhly

Species

Muhlenbergia arsenei Hitchc. - Navajo muhly

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA